<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>管理练习题</title>
    <link rel="stylesheet" href="plugins/layui/css/layui.css" media="all"/>
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    <link rel="stylesheet" href="css/table.css"/>
    <script type="text/javascript" src="../my/js/HOST.js"></script>
</head>

<body>
<div class="admin-main">
    <blockquote class="layui-elem-quote">
        <a href="course.html" class="layui-btn layui-btn-sm">
            <i class="layui-icon"></i> 返回
        </a>
        <a href="javascript:;" class="layui-btn layui-btn-sm" id="add">
            <i class="layui-icon">&#xe608;</i> 添加一级目录
        </a>
        <a href="javascript:;" class="layui-btn layui-btn-sm" id="add2">
            <i class="layui-icon">&#xe608;</i> 添加二级目录
        </a>
    </blockquote>
    <div style="display: block; width: 180px; height: 496px; padding: 10px; border: 1px solid #ddd; overflow: auto;float: left">
        <h1>练习题目录</h1>
        <hr class="layui-bg-black">
        <ul id="demo1"></ul>
    </div>
    <div id="content"
         style="display: block; padding: 10px; border: 1px solid #ddd; overflow: auto; vertical-align: top;margin-left: 215px;">
    </div>
</div>

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</body>
</html>